CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands	Total	Murphy Shareholders’ Equity	Cumulative Preferred Stock	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss	Treasury Stock	Noncontrolling Interest
Balance at beginning of period at Dec. 31, 2021				$ 195,101	$ 926,698	$ 5,218,670	$ (527,711)	$ (1,655,447)	$ 163,485
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options, including income tax benefits				0	(7,220)			4,672
Restricted stock transactions and other					(45,169)
Share-based compensation					6,228
Net income (loss)	$ (113,336)					(113,336)			47,850
Cash dividends paid						(23,300)
Foreign currency translation (loss) gain, net of income taxes	18,020						18,020
Retirement and postretirement benefit plans, net of income taxes							3,336
Awarded restricted stock, net of forfeitures								32,297
Distributions to noncontrolling interest owners									(39,884)
Balance at end of period at Mar. 31, 2022	4,204,290	$ 4,032,839	$ 0	195,101	880,537	5,082,034	(506,355)	(1,618,478)	171,451
Balance at beginning of period at Dec. 31, 2022	5,148,893			195,101	893,578	6,055,498	(534,686)	(1,614,717)	154,119
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options, including income tax benefits				0	(184)			25,876
Restricted stock transactions and other					(39,910)
Share-based compensation					3,516
Net income (loss)	191,644					191,644			22,670
Cash dividends paid						(42,925)
Foreign currency translation (loss) gain, net of income taxes	3,669						3,669
Retirement and postretirement benefit plans, net of income taxes							1,098
Awarded restricted stock, net of forfeitures								0
Distributions to noncontrolling interest owners									(9,679)
Balance at end of period at Mar. 31, 2023	$ 5,304,668	$ 5,137,558	$ 0	$ 195,101	$ 857,000	$ 6,204,217	$ (529,919)	$ (1,588,841)	$ 167,110